How To Fix RSCRM189 - Error while generating data reference for extract structure

SAP Error Message - Details

• Message type: E = Error

• Message class: RSCRM - RSCRM: Messages

• Message number: 189

• Message text: Error while generating data reference for extract structure

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSCRM189 - Error while generating data reference for extract structure ?

  The SAP error message RSCRM189 typically occurs when there is an issue with generating a data reference for an extract structure in the context of SAP BW (Business Warehouse) or SAP CRM (Customer Relationship Management). This error can arise due to various reasons, including inconsistencies in the data model, issues with the extract structure configuration, or problems with the underlying data source.
  Causes of RSCRM189
  
  
  Inconsistent Data Model: The data model may have inconsistencies, such as missing or incorrectly defined fields in the extract structure.
  
  
  Configuration Issues: The extract structure may not be properly configured, leading to issues when trying to generate the data reference.
  
  
  Data Source Problems: The underlying data source (like a table or view) may have issues, such as missing fields or incorrect data types.
  
  
  Transport Issues: If the extract structure was transported from one system to another, there may be inconsistencies or missing objects in the target system.
  
  
  Authorization Issues: Lack of proper authorizations can also lead to errors when trying to access or generate data references.
  
  
  Solutions for RSCRM189
  
  
  Check Extract Structure Configuration:
  
  Go to the Data Warehousing Workbench (transaction RSA1) and check the configuration of the extract structure.
  Ensure that all fields are correctly defined and that there are no missing fields.
  
  
  
  Validate Data Source:
  
  Check the underlying data source for any inconsistencies. Ensure that all fields referenced in the extract structure exist in the data source and have the correct data types.
  
  
  
  Rebuild Data Reference:
  
  Try to regenerate the data reference for the extract structure. This can often resolve issues related to inconsistencies.
  
  
  
  Check Transport Logs:
  
  If the extract structure was transported, check the transport logs for any errors or warnings that may indicate missing objects or inconsistencies.
  
  
  
  Review Authorizations:
  
  Ensure that the user has the necessary authorizations to access the data source and generate data references.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the process to identify the exact point of failure. This may require technical expertise.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  
  
  
  Related Information
  
  
  Transaction Codes: 
  
  RSA1: Data Warehousing Workbench
  SE11: Data Dictionary (to check table definitions)
  SE80: Object Navigator (to check object dependencies)
  
  
  
  SAP Documentation: Review SAP documentation related to data extraction and BW/CRM data modeling for best practices and troubleshooting steps.
  
  
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  
  By following these steps, you should be able to diagnose and resolve the RSCRM189 error effectively. If the problem persists, consider reaching out to SAP support for further assistance.